:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f8fafc;color:#0f172a;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,input{font:inherit}.app-shell{min-height:100vh;padding:40px 18px;display:grid;place-items:start center}.workspace{width:min(920px,100%);display:grid;gap:18px}.title-row{display:flex;align-items:end;justify-content:space-between;gap:16px}.eyebrow{margin:0 0 7px;color:#64748b;font-size:13px;font-weight:600}h1,h2,p{margin:0}h1{font-size:clamp(30px,5vw,52px);line-height:1.02;letter-spacing:0}h2{font-size:21px;line-height:1.25;letter-spacing:0}.status-pill{min-height:36px;padding:0 13px;border:1px solid #e2e8f0;border-radius:999px;background:#fff;color:#334155;display:inline-flex;align-items:center;gap:8px;white-space:nowrap;font-size:14px;box-shadow:0 1px 2px #0f172a0a}.status-dot{width:8px;height:8px;border-radius:999px;background:#16a34a}.drop-zone{min-height:300px;border:1px dashed #cbd5e1;border-radius:8px;background:#fff;display:grid;place-items:center;align-content:center;gap:20px;padding:36px 22px;text-align:center;box-shadow:0 18px 45px #0f172a0f;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease}.drop-zone p{margin-top:8px;color:#64748b;font-size:14px}.drop-zone.is-dragging{border-color:#0f172a;background:#f8fafc;box-shadow:0 20px 50px #0f172a17}.drop-icon{width:58px;height:58px;border:1px solid #e2e8f0;border-radius:8px;display:grid;place-items:center;color:#0f172a;background:#f8fafc}.button{height:38px;border:1px solid #cbd5e1;border-radius:6px;background:#fff;color:#0f172a;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:0 14px;cursor:pointer;font-weight:600;box-shadow:0 1px 2px #0f172a0d}.button:hover{background:#f8fafc}.button:disabled{cursor:not-allowed;opacity:.62}.button.primary{border-color:#0f172a;background:#0f172a;color:#fff}.button.primary:hover{background:#1e293b}.settings-panel,.result-panel{border:1px solid #e2e8f0;border-radius:8px;background:#fff;padding:16px;box-shadow:0 1px 2px #0f172a0a}.settings-panel{display:grid;grid-template-columns:auto minmax(180px,1fr) minmax(110px,150px) auto;align-items:end;gap:14px}.panel-heading,.result-heading,.archive-name{display:inline-flex;align-items:center;gap:8px}.panel-heading{min-height:38px;color:#334155;font-weight:700}.field{display:grid;gap:6px}.field span{color:#64748b;font-size:13px;font-weight:600}.field input{width:100%;height:38px;border:1px solid #cbd5e1;border-radius:6px;background:#fff;color:#0f172a;padding:0 11px;outline:none}.field input:focus{border-color:#0f172a;box-shadow:0 0 0 3px #0f172a17}.switch-row{min-height:38px;display:inline-flex;align-items:center;justify-content:flex-end;gap:9px;color:#334155;font-size:14px;font-weight:600;white-space:nowrap}.switch-row input{width:18px;height:18px;accent-color:#0f172a}.result-panel{display:grid;gap:15px}.result-panel.has-error{border-color:#fecaca;background:#fff7f7}.result-heading{color:#166534;font-weight:800}.result-panel.has-error .result-heading{color:#b91c1c}.message{color:#7f1d1d;line-height:1.6}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.stats-grid div{min-height:74px;border:1px solid #e2e8f0;border-radius:8px;padding:12px;display:grid;align-content:space-between;background:#f8fafc}.stats-grid span{color:#64748b;font-size:13px;font-weight:600}.stats-grid strong{font-size:28px;line-height:1}.download-row{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid #e2e8f0;padding-top:15px}.archive-name{min-width:0;color:#334155;font-weight:650}.archive-name span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.spin{animation:spin .9s linear infinite}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 760px){.app-shell{padding:24px 12px}.title-row,.download-row{align-items:stretch;flex-direction:column}.status-pill{align-self:start}.settings-panel{grid-template-columns:1fr}.switch-row{justify-content:flex-start}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}